HuagongsheHuagongshe Chemistry Print Report · For research reference only
2-(2-Pyridiniomethyl)isothiouronium dichloride → Thiourea
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 2-(2-Pyridiniomethyl)isothiouronium dichloride | HCID 13043952 | — |
| Reactant | HCID 23457317 | HCID 23457317 | — |
| Product | Thiourea | HCID 2723790 | — |
| Product | 2-(Chloromethyl)-4-methylpyridine hydrochloride | HCID 20061071 | — |
| Product | HCID 23457317 | HCID 23457317 | — |
Reaction Steps
2-(4-Methylpyrid-2-ylmethyl)isothiourea dihydrochloride can be prepared in accordance with the method described in Example 1 for the preparation of 2-(pyrid-2-ylmethyl)isothiourea dihydrochloride. Using 2-chloromethyl-4-methylpyridine hydrochloride (376 g) and thiourea (185 g) as the starting materials, 2-(4-methylpyrid-2-ylmethyl)isothiourea dihydrochloride (411 g), melting at 220° C., is obtained.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04272534 |
| Source dataset | uspto-grants-1981_06 |
| ORD ID | ord-d6a4985cdb144e5bb307432062b7d040 |
| Source note | uspto-grants-1981_06 |